H04N 21/2225
Local vod servers
Official title: Local VOD servers
H04N21/2225 (Local vod servers) appears on 624 US grants and 811 published applications in this corpus.
Search patents in H04N- Granted patents
- 624
- Published applications
- 811
- Assignees
- 303
- Inventors
- 1,121
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 6 |
| 2002 | 3 | 31 |
| 2003 | 2 | 11 |
| 2004 | 2 | 26 |
| 2005 | 4 | 25 |
| 2006 | 9 | 26 |
| 2007 | 9 | 23 |
| 2008 | 11 | 26 |
| 2009 | 7 | 25 |
| 2010 | 22 | 47 |
| 2011 | 23 | 34 |
| 2012 | 26 | 39 |
| 2013 | 32 | 42 |
| 2014 | 68 | 111 |
| 2015 | 54 | 42 |
| 2016 | 65 | 62 |
| 2017 | 35 | 47 |
| 2018 | 38 | 27 |
| 2019 | 31 | 21 |
| 2020 | 32 | 31 |
| 2021 | 31 | 38 |
| 2022 | 31 | 26 |
| 2023 | 25 | 12 |
| 2024 | 25 | 19 |
| 2025 | 14 | 7 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods, systems, and media for presenting supplemental information corresponding to on-demand media content8 Sep 2026US 12,732,667 B2Google Inc.
- Methods and systems for verification of asset availability8 Sep 2026US 12,732,670 B2Comcast Cable Communications, LLC
- Data forwarding in a content delivery network16 Jun 2026US 12,659,524 B2Comcast Cable Communications, LLC
- Centralized video transformer for content delivery networks2 Jun 2026US 12,647,629 B1Oracle International Corporation
- Vehicle systems configured to interact with remotely located smart systems26 May 2026US 12,639,378 B2
- Vehicles including split-bus architectures3 Sep 2026US 2026/0259945 A1AutoConnect Holdings LLC
- Low latency adaptive bitrate linear video delivery system4 Jun 2026US 2026/0156313 A1Comcast Cable Communications, LLC
- Apparatus and methods for packetized data management and delivery in a digital content distribution network19 Mar 2026US 2026/0079907 A1Charter Communications Operating, LLC
- Content streaming system and method12 Mar 2026US 2026/0075101 A1Sony Interactive Entertainment Inc.
- Content Delivery System, Delivery Server, Receiving Terminal, and Content Delivery Method19 Feb 2026US 2026/0052193 A1Maxell, Ltd.
Most cited
By later US patents
- Client server based interactive television program guide system with remote server recording995US 7,761,892 B2United Video Properties, Inc. · 2010
- Headend cherrypicker multiplexer with switched front end571US 7,039,048 B1Terayon Communication Systems, Inc. · 2006
- Multi server, interactive, video-on-demand television system utilizing a direct-access-on-demand workgroup539US 6,049,823 A2000
- Method and apparatus for presenting media programs501US 8,839,327 B2AT&T Intellectual Property II, L. P. · 2014
- Method and apparatus for browsing using multiple coordinated device sets369US 7,899,915 B22011